/*
 *    Copyright 2020 Huawei Technologies Co., Ltd.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package org.edgegallery.developer.controller;


import io.swagger.annotations.ApiOperation;
import org.apache.servicecomb.provider.rest.common.RestSchema;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;

@RestSchema(schemaId = "health")
@RequestMapping("/health")
@Controller
public class HealthCheck {

    /**
     * Queries liveness & readiness.
     *
     * @return status code 200 when ready
     */
    @GetMapping(value = "", produces = MediaType.APPLICATION_JSON_VALUE)
    @ApiOperation(value = "health check", response = String.class)
    public ResponseEntity<String> healthCheck() {
        return ResponseEntity.ok("ok");
    }
}
